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  <title>Execute a previously prepared SQL-statement</title>
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  <div id="layout-content"><div id="function.ifx-do" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">ifx_do</h1>
  <p class="verinfo">(PHP 4, PHP 5 &lt; 5.2.1)</p><p class="refpurpose"><span class="refname">ifx_do</span> &mdash; <span class="dc-title">Execute a previously prepared SQL-statement</span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-function.ifx-do-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>ifx_do</strong></span>
    ( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$result_id</code></span>
   ) : <span class="type">bool</span></div>

  <p class="para rdfs-comment">
   Executes a previously prepared query or opens a cursor for it.
  </p>
  <p class="para">
   Does NOT free <code class="parameter">result_id</code> on error.
  </p>
  <p class="para">
   Also sets the real number of
   <span class="function"><a href="ifx_affected_rows.html" class="function">ifx_affected_rows()</a></span> for non-select statements
   for retrieval by <span class="function"><a href="ifx_affected_rows.html" class="function">ifx_affected_rows()</a></span>.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.ifx-do-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<code class="parameter">result_id</code></dt>

     <dd>

      <p class="para">
       <code class="parameter">result_id</code> is a valid resultid returned by
       <span class="function"><a href="ifx_query.html" class="function">ifx_query()</a></span> or
       <span class="function"><a href="ifx_prepare.html" class="function">ifx_prepare()</a></span> (select type queries only!).
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.ifx-do-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.ifx-do-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <div class="example" id="example-1285">
    <p><strong>Example #1 <span class="function"><strong>ifx_do()</strong></span> Example</strong></p>
    <div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$conn&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">fx_connect</span><span style="color: #007700">(&nbsp;</span><span style="color: #DD0000">"db"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"user"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"password"&nbsp;</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$result&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">ifx_prepare</span><span style="color: #007700">(</span><span style="color: #DD0000">"SELECT&nbsp;customer_num,&nbsp;company&nbsp;FROM&nbsp;customer"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">ifx_do</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
    </div>

   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.ifx-do-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="ifx_prepare.html" class="function" rel="rdfs-seeAlso">ifx_prepare()</a> - Prepare an SQL-statement for execution</span></li>
   </ul>
  </p>
 </div>


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